def decode(self, input_filepath: str, output_filepath: str,
output_format: PixelFormat, timeout: int, verbose: bool) -> str:
'''Decode the test vector and do the checksum'''
pipeline = self.gen_pipeline(input_filepath, output_filepath,
output_format)
run_command(shlex.split(pipeline), timeout=timeout, verbose=verbose)
return file_checksum(output_filepath)
def decode(self, input_filepath: str, output_filepath: str,
output_format: PixelFormat, timeout: int, verbose: bool) -> str:
'''Decodes input_filepath in output_filepath'''
run_command([self.binary, '-b', input_filepath, '-o', output_filepath],
timeout=timeout,
verbose=verbose)
return file_checksum(output_filepath)
def decode(self, input_filepath: str, output_filepath: str, output_format: PixelFormat, timeout: int,
verbose: bool) -> str:
'''Decodes input_filepath in output_filepath'''
cmd = shlex.split(FFMPEG_TPL.format(
self.cmd, input_filepath, str(output_format.value), output_filepath))
run_command(cmd, timeout=timeout, verbose=verbose)
return file_checksum(output_filepath)
def check(self, verbose) -> bool:
'''Check if GStreamer decoder is valid (better than gst-inspect)'''
# pylint: disable=broad-except
try:
binary = normalize_binary_cmd(f'gst-launch-{self.gst_api}')
pipeline = f'{binary} appsrc num-buffers=0 ! {self.decoder_bin} ! fakesink'
run_command(shlex.split(pipeline), verbose=verbose)
except Exception:
return False
return True
def decode(self, input_filepath: str, output_filepath: str,
output_format: OutputFormat, timeout: int,
verbose: bool) -> str:
'''Decodes input_filepath in output_filepath'''
# Addition of .pcm as extension is a must. If it is something else, e.g. ".out" the decoder will output a
# ".wav", which is undesirable.
output_filepath += ".pcm"
run_command([self.binary, input_filepath, output_filepath],
timeout=timeout,
verbose=verbose)
return file_checksum(output_filepath)
def decode(
self,
input_filepath: str,
output_filepath: str,
output_format: OutputFormat,
timeout: int,
verbose: bool,
) -> str:
"""Decodes input_filepath in output_filepath"""
run_command(
[self.binary, "--i420", input_filepath, "-o", output_filepath],
timeout=timeout,
verbose=verbose,
)
return file_checksum(output_filepath)
